Thu, 22 Jan 2015 13:21:57 +0100
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
1 <html xmlns="http://www.w3.org/1999/xhtml">
2 <head>
3 <style>
4 .container {
5 height: 1em;
6 }
7 .overflow {
8 height: 8em;
9 }
10 body {
11 font-family: monospace;
12 height: 8em;
13 line-height: 1em;
14 -moz-column-count: 2;
15 -moz-column-gap: 0;
16 }
17 </style>
18 <script>
19 function boom()
20 {
21 document.documentElement.offsetHeight;
22 document.getElementById('x').style.display = 'none';
23 document.documentElement.offsetHeight;
24 document.getElementById('y').style.display = 'none';
25 }
26 </script>
27 </head>
29 <body style="width: 17ch;" onload="boom();"><div id="x" class="container"></div>This paragraph must be in the first column.<div class="container" id="y"><div class="overflow"></div></div></body>
30 </html>